File- This Dec. 29, 2013, file photo shows Detroit Lions defensive tackle Ndamukong Suh walking on the field during the first half of an NFL football game against the Minnesota Vikings in Minneapolis. A person familiar with the situation says Suh is not attending the Detroit Lions' voluntary minicamp this week. The person, who says Suh will attend the team's voluntary workouts in May and mandatory minicamp next month, spoke Monday April 21, 2014, to The Associated Press on condition of anonymity because Suh was not announcing his plans. Associated Press